Annotation of src/usr.bin/mandoc/mandocdb.c, Revision 1.177
1.177 ! schwarze 1: /* $OpenBSD: mandocdb.c,v 1.176 2016/08/17 20:46:06 schwarze Exp $ */
1.1 schwarze 2: /*
1.47 schwarze 3: * Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
1.164 schwarze 4: * Copyright (c) 2011-2016 Ingo Schwarze <schwarze@openbsd.org>
1.1 schwarze 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
1.140 schwarze 10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHORS DISCLAIM ALL WARRANTIES
1.1 schwarze 11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
1.140 schwarze 12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR
1.1 schwarze 13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15: * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16: * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
1.117 schwarze 18: #include <sys/types.h>
1.47 schwarze 19: #include <sys/stat.h>
1.72 schwarze 20: #include <sys/wait.h>
1.1 schwarze 21:
22: #include <assert.h>
1.33 schwarze 23: #include <ctype.h>
1.151 schwarze 24: #include <err.h>
1.34 schwarze 25: #include <errno.h>
1.1 schwarze 26: #include <fcntl.h>
1.47 schwarze 27: #include <fts.h>
1.44 schwarze 28: #include <limits.h>
1.173 schwarze 29: #include <stdarg.h>
1.47 schwarze 30: #include <stddef.h>
1.1 schwarze 31: #include <stdio.h>
32: #include <stdint.h>
33: #include <stdlib.h>
34: #include <string.h>
1.14 schwarze 35: #include <unistd.h>
1.1 schwarze 36:
1.141 schwarze 37: #include "mandoc_aux.h"
1.156 schwarze 38: #include "mandoc_ohash.h"
1.141 schwarze 39: #include "mandoc.h"
40: #include "roff.h"
1.47 schwarze 41: #include "mdoc.h"
1.1 schwarze 42: #include "man.h"
1.140 schwarze 43: #include "manconf.h"
1.47 schwarze 44: #include "mansearch.h"
1.173 schwarze 45: #include "dba_array.h"
46: #include "dba.h"
1.1 schwarze 47:
1.68 schwarze 48: extern const char *const mansearch_keynames[];
49:
1.47 schwarze 50: enum op {
51: OP_DEFAULT = 0, /* new dbs from dir list or default config */
52: OP_CONFFILE, /* new databases from custom config file */
53: OP_UPDATE, /* delete/add entries in existing database */
54: OP_DELETE, /* delete entries from existing database */
55: OP_TEST /* change no databases, report potential problems */
56: };
1.11 schwarze 57:
1.47 schwarze 58: struct str {
59: const struct mpage *mpage; /* if set, the owning parse */
60: uint64_t mask; /* bitmask in sequence */
1.131 schwarze 61: char key[]; /* rendered text */
1.28 schwarze 62: };
63:
1.47 schwarze 64: struct inodev {
65: ino_t st_ino;
66: dev_t st_dev;
67: };
1.28 schwarze 68:
1.47 schwarze 69: struct mpage {
70: struct inodev inodev; /* used for hashing routine */
1.173 schwarze 71: struct dba_array *dba;
1.47 schwarze 72: char *sec; /* section from file content */
73: char *arch; /* architecture from file content */
74: char *title; /* title from file content */
75: char *desc; /* description from file content */
76: struct mlink *mlinks; /* singly linked list */
1.129 schwarze 77: int name_head_done;
1.173 schwarze 78: enum form form; /* format from file content */
1.28 schwarze 79: };
80:
1.47 schwarze 81: struct mlink {
82: char file[PATH_MAX]; /* filename rel. to manpath */
83: char *dsec; /* section from directory */
84: char *arch; /* architecture from directory */
85: char *name; /* name from file name (not empty) */
86: char *fsec; /* section from file name suffix */
87: struct mlink *next; /* singly linked list */
1.75 schwarze 88: struct mpage *mpage; /* parent */
1.81 schwarze 89: int gzip; /* filename has a .gz suffix */
1.173 schwarze 90: enum form dform; /* format from directory */
91: enum form fform; /* format from file name suffix */
1.1 schwarze 92: };
93:
1.143 schwarze 94: typedef int (*mdoc_fp)(struct mpage *, const struct roff_meta *,
1.142 schwarze 95: const struct roff_node *);
1.1 schwarze 96:
1.19 schwarze 97: struct mdoc_handler {
1.47 schwarze 98: mdoc_fp fp; /* optional handler */
99: uint64_t mask; /* set unless handler returns 0 */
1.19 schwarze 100: };
1.171 schwarze 101:
102:
103: int mandocdb(int, char *[]);
1.19 schwarze 104:
1.173 schwarze 105: static void dbadd(struct dba *, struct mpage *);
1.75 schwarze 106: static void dbadd_mlink(const struct mlink *mlink);
1.173 schwarze 107: static void dbprune(struct dba *);
108: static void dbwrite(struct dba *);
1.47 schwarze 109: static void filescan(const char *);
110: static void mlink_add(struct mlink *, const struct stat *);
1.88 schwarze 111: static void mlink_check(struct mpage *, struct mlink *);
1.47 schwarze 112: static void mlink_free(struct mlink *);
113: static void mlinks_undupe(struct mpage *);
1.173 schwarze 114: int mpages_compare(const void *, const void *);
1.47 schwarze 115: static void mpages_free(void);
1.173 schwarze 116: static void mpages_merge(struct dba *, struct mparse *);
1.81 schwarze 117: static void parse_cat(struct mpage *, int);
1.143 schwarze 118: static void parse_man(struct mpage *, const struct roff_meta *,
1.142 schwarze 119: const struct roff_node *);
1.143 schwarze 120: static void parse_mdoc(struct mpage *, const struct roff_meta *,
1.142 schwarze 121: const struct roff_node *);
1.143 schwarze 122: static int parse_mdoc_head(struct mpage *, const struct roff_meta *,
1.142 schwarze 123: const struct roff_node *);
1.143 schwarze 124: static int parse_mdoc_Fd(struct mpage *, const struct roff_meta *,
1.142 schwarze 125: const struct roff_node *);
126: static void parse_mdoc_fname(struct mpage *, const struct roff_node *);
1.143 schwarze 127: static int parse_mdoc_Fn(struct mpage *, const struct roff_meta *,
1.142 schwarze 128: const struct roff_node *);
1.143 schwarze 129: static int parse_mdoc_Fo(struct mpage *, const struct roff_meta *,
1.142 schwarze 130: const struct roff_node *);
1.143 schwarze 131: static int parse_mdoc_Nd(struct mpage *, const struct roff_meta *,
1.142 schwarze 132: const struct roff_node *);
1.143 schwarze 133: static int parse_mdoc_Nm(struct mpage *, const struct roff_meta *,
1.142 schwarze 134: const struct roff_node *);
1.143 schwarze 135: static int parse_mdoc_Sh(struct mpage *, const struct roff_meta *,
1.142 schwarze 136: const struct roff_node *);
1.164 schwarze 137: static int parse_mdoc_Va(struct mpage *, const struct roff_meta *,
138: const struct roff_node *);
1.143 schwarze 139: static int parse_mdoc_Xr(struct mpage *, const struct roff_meta *,
1.142 schwarze 140: const struct roff_node *);
1.69 schwarze 141: static void putkey(const struct mpage *, char *, uint64_t);
1.131 schwarze 142: static void putkeys(const struct mpage *, char *, size_t, uint64_t);
1.47 schwarze 143: static void putmdockey(const struct mpage *,
1.142 schwarze 144: const struct roff_node *, uint64_t);
1.131 schwarze 145: static int render_string(char **, size_t *);
1.172 schwarze 146: static void say(const char *, const char *, ...)
147: __attribute__((__format__ (printf, 2, 3)));
1.120 schwarze 148: static int set_basedir(const char *, int);
1.47 schwarze 149: static int treescan(void);
150: static size_t utf8(unsigned int, char [7]);
151:
1.59 schwarze 152: static int nodb; /* no database changes */
1.73 schwarze 153: static int mparse_options; /* abort the parse early */
1.98 schwarze 154: static int use_all; /* use all found files */
155: static int debug; /* print what we're doing */
156: static int warnings; /* warn about crap */
1.52 schwarze 157: static int write_utf8; /* write UTF-8 output; else ASCII */
1.47 schwarze 158: static int exitcode; /* to be returned by main */
1.98 schwarze 159: static enum op op; /* operational mode */
1.47 schwarze 160: static char basedir[PATH_MAX]; /* current base directory */
161: static struct ohash mpages; /* table of distinct manual pages */
162: static struct ohash mlinks; /* table of directory entries */
1.90 schwarze 163: static struct ohash names; /* table of all names */
1.47 schwarze 164: static struct ohash strings; /* table of all strings */
1.90 schwarze 165: static uint64_t name_mask;
1.47 schwarze 166:
1.19 schwarze 167: static const struct mdoc_handler mdocs[MDOC_MAX] = {
1.47 schwarze 168: { NULL, 0 }, /* Ap */
169: { NULL, 0 }, /* Dd */
170: { NULL, 0 }, /* Dt */
171: { NULL, 0 }, /* Os */
172: { parse_mdoc_Sh, TYPE_Sh }, /* Sh */
173: { parse_mdoc_head, TYPE_Ss }, /* Ss */
174: { NULL, 0 }, /* Pp */
175: { NULL, 0 }, /* D1 */
176: { NULL, 0 }, /* Dl */
177: { NULL, 0 }, /* Bd */
178: { NULL, 0 }, /* Ed */
179: { NULL, 0 }, /* Bl */
180: { NULL, 0 }, /* El */
181: { NULL, 0 }, /* It */
182: { NULL, 0 }, /* Ad */
183: { NULL, TYPE_An }, /* An */
184: { NULL, TYPE_Ar }, /* Ar */
185: { NULL, TYPE_Cd }, /* Cd */
186: { NULL, TYPE_Cm }, /* Cm */
187: { NULL, TYPE_Dv }, /* Dv */
188: { NULL, TYPE_Er }, /* Er */
189: { NULL, TYPE_Ev }, /* Ev */
190: { NULL, 0 }, /* Ex */
191: { NULL, TYPE_Fa }, /* Fa */
192: { parse_mdoc_Fd, 0 }, /* Fd */
193: { NULL, TYPE_Fl }, /* Fl */
194: { parse_mdoc_Fn, 0 }, /* Fn */
195: { NULL, TYPE_Ft }, /* Ft */
196: { NULL, TYPE_Ic }, /* Ic */
1.49 schwarze 197: { NULL, TYPE_In }, /* In */
1.47 schwarze 198: { NULL, TYPE_Li }, /* Li */
1.89 schwarze 199: { parse_mdoc_Nd, 0 }, /* Nd */
1.86 schwarze 200: { parse_mdoc_Nm, 0 }, /* Nm */
1.47 schwarze 201: { NULL, 0 }, /* Op */
202: { NULL, 0 }, /* Ot */
203: { NULL, TYPE_Pa }, /* Pa */
204: { NULL, 0 }, /* Rv */
1.49 schwarze 205: { NULL, TYPE_St }, /* St */
1.164 schwarze 206: { parse_mdoc_Va, TYPE_Va }, /* Va */
207: { parse_mdoc_Va, TYPE_Vt }, /* Vt */
1.47 schwarze 208: { parse_mdoc_Xr, 0 }, /* Xr */
209: { NULL, 0 }, /* %A */
210: { NULL, 0 }, /* %B */
211: { NULL, 0 }, /* %D */
212: { NULL, 0 }, /* %I */
213: { NULL, 0 }, /* %J */
214: { NULL, 0 }, /* %N */
215: { NULL, 0 }, /* %O */
216: { NULL, 0 }, /* %P */
217: { NULL, 0 }, /* %R */
218: { NULL, 0 }, /* %T */
219: { NULL, 0 }, /* %V */
220: { NULL, 0 }, /* Ac */
221: { NULL, 0 }, /* Ao */
222: { NULL, 0 }, /* Aq */
223: { NULL, TYPE_At }, /* At */
224: { NULL, 0 }, /* Bc */
225: { NULL, 0 }, /* Bf */
226: { NULL, 0 }, /* Bo */
227: { NULL, 0 }, /* Bq */
228: { NULL, TYPE_Bsx }, /* Bsx */
229: { NULL, TYPE_Bx }, /* Bx */
230: { NULL, 0 }, /* Db */
231: { NULL, 0 }, /* Dc */
232: { NULL, 0 }, /* Do */
233: { NULL, 0 }, /* Dq */
234: { NULL, 0 }, /* Ec */
235: { NULL, 0 }, /* Ef */
236: { NULL, TYPE_Em }, /* Em */
237: { NULL, 0 }, /* Eo */
238: { NULL, TYPE_Fx }, /* Fx */
239: { NULL, TYPE_Ms }, /* Ms */
240: { NULL, 0 }, /* No */
241: { NULL, 0 }, /* Ns */
242: { NULL, TYPE_Nx }, /* Nx */
243: { NULL, TYPE_Ox }, /* Ox */
244: { NULL, 0 }, /* Pc */
245: { NULL, 0 }, /* Pf */
246: { NULL, 0 }, /* Po */
247: { NULL, 0 }, /* Pq */
248: { NULL, 0 }, /* Qc */
249: { NULL, 0 }, /* Ql */
250: { NULL, 0 }, /* Qo */
251: { NULL, 0 }, /* Qq */
252: { NULL, 0 }, /* Re */
253: { NULL, 0 }, /* Rs */
254: { NULL, 0 }, /* Sc */
255: { NULL, 0 }, /* So */
256: { NULL, 0 }, /* Sq */
257: { NULL, 0 }, /* Sm */
258: { NULL, 0 }, /* Sx */
259: { NULL, TYPE_Sy }, /* Sy */
260: { NULL, TYPE_Tn }, /* Tn */
261: { NULL, 0 }, /* Ux */
262: { NULL, 0 }, /* Xc */
263: { NULL, 0 }, /* Xo */
1.128 schwarze 264: { parse_mdoc_Fo, 0 }, /* Fo */
1.47 schwarze 265: { NULL, 0 }, /* Fc */
266: { NULL, 0 }, /* Oo */
267: { NULL, 0 }, /* Oc */
268: { NULL, 0 }, /* Bk */
269: { NULL, 0 }, /* Ek */
270: { NULL, 0 }, /* Bt */
271: { NULL, 0 }, /* Hf */
272: { NULL, 0 }, /* Fr */
273: { NULL, 0 }, /* Ud */
274: { NULL, TYPE_Lb }, /* Lb */
275: { NULL, 0 }, /* Lp */
276: { NULL, TYPE_Lk }, /* Lk */
277: { NULL, TYPE_Mt }, /* Mt */
278: { NULL, 0 }, /* Brq */
279: { NULL, 0 }, /* Bro */
280: { NULL, 0 }, /* Brc */
281: { NULL, 0 }, /* %C */
282: { NULL, 0 }, /* Es */
283: { NULL, 0 }, /* En */
284: { NULL, TYPE_Dx }, /* Dx */
285: { NULL, 0 }, /* %Q */
286: { NULL, 0 }, /* br */
287: { NULL, 0 }, /* sp */
288: { NULL, 0 }, /* %U */
289: { NULL, 0 }, /* Ta */
1.121 schwarze 290: { NULL, 0 }, /* ll */
1.1 schwarze 291: };
292:
1.98 schwarze 293:
1.1 schwarze 294: int
1.3 schwarze 295: mandocdb(int argc, char *argv[])
1.1 schwarze 296: {
1.140 schwarze 297: struct manconf conf;
298: struct mparse *mp;
1.173 schwarze 299: struct dba *dba;
1.161 schwarze 300: const char *path_arg, *progname;
1.140 schwarze 301: size_t j, sz;
1.47 schwarze 302: int ch, i;
303:
1.158 millert 304: if (pledge("stdio rpath wpath cpath fattr flock proc exec", NULL) == -1) {
1.167 schwarze 305: warn("pledge");
1.155 schwarze 306: return (int)MANDOCLEVEL_SYSERR;
307: }
308:
1.140 schwarze 309: memset(&conf, 0, sizeof(conf));
1.47 schwarze 310:
311: /*
1.98 schwarze 312: * We accept a few different invocations.
1.47 schwarze 313: * The CHECKOP macro makes sure that invocation styles don't
314: * clobber each other.
315: */
316: #define CHECKOP(_op, _ch) do \
317: if (OP_DEFAULT != (_op)) { \
1.151 schwarze 318: warnx("-%c: Conflicting option", (_ch)); \
1.47 schwarze 319: goto usage; \
320: } while (/*CONSTCOND*/0)
1.10 schwarze 321:
1.47 schwarze 322: path_arg = NULL;
1.28 schwarze 323: op = OP_DEFAULT;
1.1 schwarze 324:
1.83 schwarze 325: while (-1 != (ch = getopt(argc, argv, "aC:Dd:npQT:tu:v")))
1.1 schwarze 326: switch (ch) {
1.98 schwarze 327: case 'a':
1.6 schwarze 328: use_all = 1;
329: break;
1.98 schwarze 330: case 'C':
1.47 schwarze 331: CHECKOP(op, ch);
332: path_arg = optarg;
1.28 schwarze 333: op = OP_CONFFILE;
1.25 schwarze 334: break;
1.98 schwarze 335: case 'D':
1.82 schwarze 336: debug++;
337: break;
1.98 schwarze 338: case 'd':
1.47 schwarze 339: CHECKOP(op, ch);
340: path_arg = optarg;
1.2 schwarze 341: op = OP_UPDATE;
1.1 schwarze 342: break;
1.98 schwarze 343: case 'n':
1.47 schwarze 344: nodb = 1;
345: break;
1.98 schwarze 346: case 'p':
1.83 schwarze 347: warnings = 1;
348: break;
1.98 schwarze 349: case 'Q':
1.73 schwarze 350: mparse_options |= MPARSE_QUICK;
1.59 schwarze 351: break;
1.98 schwarze 352: case 'T':
1.52 schwarze 353: if (strcmp(optarg, "utf8")) {
1.151 schwarze 354: warnx("-T%s: Unsupported output format",
355: optarg);
1.52 schwarze 356: goto usage;
357: }
358: write_utf8 = 1;
359: break;
1.98 schwarze 360: case 't':
1.47 schwarze 361: CHECKOP(op, ch);
1.28 schwarze 362: dup2(STDOUT_FILENO, STDERR_FILENO);
363: op = OP_TEST;
1.47 schwarze 364: nodb = warnings = 1;
1.28 schwarze 365: break;
1.98 schwarze 366: case 'u':
1.47 schwarze 367: CHECKOP(op, ch);
368: path_arg = optarg;
1.1 schwarze 369: op = OP_DELETE;
370: break;
1.98 schwarze 371: case 'v':
1.83 schwarze 372: /* Compatibility with espie@'s makewhatis. */
1.28 schwarze 373: break;
1.1 schwarze 374: default:
1.28 schwarze 375: goto usage;
1.1 schwarze 376: }
377:
378: argc -= optind;
379: argv += optind;
380:
1.163 schwarze 381: if (nodb) {
382: if (pledge("stdio rpath", NULL) == -1) {
1.167 schwarze 383: warn("pledge");
1.163 schwarze 384: return (int)MANDOCLEVEL_SYSERR;
385: }
1.155 schwarze 386: }
387:
1.28 schwarze 388: if (OP_CONFFILE == op && argc > 0) {
1.151 schwarze 389: warnx("-C: Too many arguments");
1.28 schwarze 390: goto usage;
391: }
392:
1.47 schwarze 393: exitcode = (int)MANDOCLEVEL_OK;
1.157 schwarze 394: mchars_alloc();
395: mp = mparse_alloc(mparse_options, MANDOCLEVEL_BADARG, NULL, NULL);
1.156 schwarze 396: mandoc_ohash_init(&mpages, 6, offsetof(struct mpage, inodev));
397: mandoc_ohash_init(&mlinks, 6, offsetof(struct mlink, file));
1.2 schwarze 398:
1.47 schwarze 399: if (OP_UPDATE == op || OP_DELETE == op || OP_TEST == op) {
1.2 schwarze 400:
1.47 schwarze 401: /*
1.109 schwarze 402: * Most of these deal with a specific directory.
1.97 schwarze 403: * Jump into that directory first.
1.47 schwarze 404: */
1.120 schwarze 405: if (OP_TEST != op && 0 == set_basedir(path_arg, 1))
1.47 schwarze 406: goto out;
1.97 schwarze 407:
1.174 schwarze 408: dba = nodb ? dba_new(128) : dba_read(MANDOC_DB);
409: if (dba != NULL) {
1.97 schwarze 410: /*
411: * The existing database is usable. Process
412: * all files specified on the command-line.
413: */
1.163 schwarze 414: if (!nodb) {
415: if (pledge("stdio rpath wpath cpath fattr flock", NULL) == -1) {
1.167 schwarze 416: warn("pledge");
1.163 schwarze 417: exitcode = (int)MANDOCLEVEL_SYSERR;
418: goto out;
419: }
1.155 schwarze 420: }
1.97 schwarze 421: use_all = 1;
1.95 schwarze 422: for (i = 0; i < argc; i++)
423: filescan(argv[i]);
1.174 schwarze 424: if (nodb == 0)
1.173 schwarze 425: dbprune(dba);
1.95 schwarze 426: } else {
1.177 ! schwarze 427: /* Database missing or corrupt. */
! 428: say(MANDOC_DB,
! 429: "%s: Automatically recreating from scratch",
! 430: strerror(errno));
1.97 schwarze 431: exitcode = (int)MANDOCLEVEL_OK;
1.95 schwarze 432: op = OP_DEFAULT;
433: if (0 == treescan())
434: goto out;
1.173 schwarze 435: dba = dba_new(128);
1.95 schwarze 436: }
1.47 schwarze 437: if (OP_DELETE != op)
1.173 schwarze 438: mpages_merge(dba, mp);
439: if (nodb == 0)
440: dbwrite(dba);
441: dba_free(dba);
1.47 schwarze 442: } else {
443: /*
444: * If we have arguments, use them as our manpaths.
445: * If we don't, grok from manpath(1) or however else
1.140 schwarze 446: * manconf_parse() wants to do it.
1.47 schwarze 447: */
448: if (argc > 0) {
1.140 schwarze 449: conf.manpath.paths = mandoc_reallocarray(NULL,
1.101 schwarze 450: argc, sizeof(char *));
1.140 schwarze 451: conf.manpath.sz = (size_t)argc;
1.47 schwarze 452: for (i = 0; i < argc; i++)
1.140 schwarze 453: conf.manpath.paths[i] = mandoc_strdup(argv[i]);
1.47 schwarze 454: } else
1.140 schwarze 455: manconf_parse(&conf, path_arg, NULL, NULL);
1.84 schwarze 456:
1.140 schwarze 457: if (conf.manpath.sz == 0) {
1.84 schwarze 458: exitcode = (int)MANDOCLEVEL_BADARG;
459: say("", "Empty manpath");
460: }
1.2 schwarze 461:
1.47 schwarze 462: /*
463: * First scan the tree rooted at a base directory, then
464: * build a new database and finally move it into place.
465: * Ignore zero-length directories and strip trailing
466: * slashes.
467: */
1.140 schwarze 468: for (j = 0; j < conf.manpath.sz; j++) {
469: sz = strlen(conf.manpath.paths[j]);
470: if (sz && conf.manpath.paths[j][sz - 1] == '/')
471: conf.manpath.paths[j][--sz] = '\0';
1.47 schwarze 472: if (0 == sz)
473: continue;
1.2 schwarze 474:
1.47 schwarze 475: if (j) {
1.156 schwarze 476: mandoc_ohash_init(&mpages, 6,
477: offsetof(struct mpage, inodev));
478: mandoc_ohash_init(&mlinks, 6,
479: offsetof(struct mlink, file));
1.47 schwarze 480: }
1.1 schwarze 481:
1.140 schwarze 482: if ( ! set_basedir(conf.manpath.paths[j], argc > 0))
1.120 schwarze 483: continue;
1.47 schwarze 484: if (0 == treescan())
1.120 schwarze 485: continue;
1.173 schwarze 486: dba = dba_new(128);
487: mpages_merge(dba, mp);
488: if (nodb == 0)
489: dbwrite(dba);
490: dba_free(dba);
1.28 schwarze 491:
1.140 schwarze 492: if (j + 1 < conf.manpath.sz) {
1.47 schwarze 493: mpages_free();
494: ohash_delete(&mpages);
495: ohash_delete(&mlinks);
496: }
1.2 schwarze 497: }
1.47 schwarze 498: }
499: out:
1.140 schwarze 500: manconf_free(&conf);
1.123 schwarze 501: mparse_free(mp);
1.157 schwarze 502: mchars_free();
1.47 schwarze 503: mpages_free();
504: ohash_delete(&mpages);
505: ohash_delete(&mlinks);
1.150 schwarze 506: return exitcode;
1.47 schwarze 507: usage:
1.161 schwarze 508: progname = getprogname();
1.83 schwarze 509: fprintf(stderr, "usage: %s [-aDnpQ] [-C file] [-Tutf8]\n"
510: " %s [-aDnpQ] [-Tutf8] dir ...\n"
511: " %s [-DnpQ] [-Tutf8] -d dir [file ...]\n"
512: " %s [-Dnp] -u dir [file ...]\n"
1.59 schwarze 513: " %s [-Q] -t file ...\n",
1.161 schwarze 514: progname, progname, progname, progname, progname);
1.1 schwarze 515:
1.150 schwarze 516: return (int)MANDOCLEVEL_BADARG;
1.47 schwarze 517: }
1.1 schwarze 518:
1.47 schwarze 519: /*
520: * Scan a directory tree rooted at "basedir" for manpages.
521: * We use fts(), scanning directory parts along the way for clues to our
522: * section and architecture.
523: *
524: * If use_all has been specified, grok all files.
525: * If not, sanitise paths to the following:
526: *
1.98 schwarze 527: * [./]man*[/<arch>]/<name>.<section>
1.47 schwarze 528: * or
529: * [./]cat<section>[/<arch>]/<name>.0
530: *
1.169 krw 531: * TODO: accommodate for multi-language directories.
1.47 schwarze 532: */
533: static int
534: treescan(void)
535: {
1.96 schwarze 536: char buf[PATH_MAX];
1.47 schwarze 537: FTS *f;
538: FTSENT *ff;
539: struct mlink *mlink;
1.173 schwarze 540: int gzip;
541: enum form dform;
1.51 schwarze 542: char *dsec, *arch, *fsec, *cp;
543: const char *path;
1.47 schwarze 544: const char *argv[2];
1.1 schwarze 545:
1.47 schwarze 546: argv[0] = ".";
547: argv[1] = (char *)NULL;
1.1 schwarze 548:
1.96 schwarze 549: f = fts_open((char * const *)argv,
550: FTS_PHYSICAL | FTS_NOCHDIR, NULL);
1.153 schwarze 551: if (f == NULL) {
1.47 schwarze 552: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 553: say("", "&fts_open");
1.150 schwarze 554: return 0;
1.47 schwarze 555: }
1.2 schwarze 556:
1.47 schwarze 557: dsec = arch = NULL;
558: dform = FORM_NONE;
1.2 schwarze 559:
1.153 schwarze 560: while ((ff = fts_read(f)) != NULL) {
1.47 schwarze 561: path = ff->fts_path + 2;
1.96 schwarze 562: switch (ff->fts_info) {
563:
564: /*
565: * Symbolic links require various sanity checks,
566: * then get handled just like regular files.
567: */
1.98 schwarze 568: case FTS_SL:
1.153 schwarze 569: if (realpath(path, buf) == NULL) {
1.96 schwarze 570: if (warnings)
571: say(path, "&realpath");
572: continue;
573: }
574: if (strstr(buf, basedir) != buf) {
575: if (warnings) say("",
576: "%s: outside base directory", buf);
577: continue;
578: }
579: /* Use logical inode to avoid mpages dupe. */
1.153 schwarze 580: if (stat(path, ff->fts_statp) == -1) {
1.96 schwarze 581: if (warnings)
582: say(path, "&stat");
583: continue;
584: }
585: /* FALLTHROUGH */
586:
1.15 schwarze 587: /*
1.47 schwarze 588: * If we're a regular file, add an mlink by using the
589: * stored directory data and handling the filename.
1.15 schwarze 590: */
1.98 schwarze 591: case FTS_F:
1.153 schwarze 592: if ( ! strcmp(path, MANDOC_DB))
1.47 schwarze 593: continue;
594: if ( ! use_all && ff->fts_level < 2) {
595: if (warnings)
596: say(path, "Extraneous file");
597: continue;
1.81 schwarze 598: }
599: gzip = 0;
600: fsec = NULL;
1.153 schwarze 601: while (fsec == NULL) {
1.81 schwarze 602: fsec = strrchr(ff->fts_name, '.');
1.153 schwarze 603: if (fsec == NULL || strcmp(fsec+1, "gz"))
1.81 schwarze 604: break;
605: gzip = 1;
606: *fsec = '\0';
607: fsec = NULL;
608: }
1.153 schwarze 609: if (fsec == NULL) {
1.47 schwarze 610: if ( ! use_all) {
611: if (warnings)
612: say(path,
613: "No filename suffix");
614: continue;
615: }
1.153 schwarze 616: } else if ( ! strcmp(++fsec, "html")) {
1.47 schwarze 617: if (warnings)
618: say(path, "Skip html");
619: continue;
1.153 schwarze 620: } else if ( ! strcmp(fsec, "ps")) {
1.47 schwarze 621: if (warnings)
622: say(path, "Skip ps");
623: continue;
1.153 schwarze 624: } else if ( ! strcmp(fsec, "pdf")) {
1.47 schwarze 625: if (warnings)
626: say(path, "Skip pdf");
627: continue;
628: } else if ( ! use_all &&
1.153 schwarze 629: ((dform == FORM_SRC &&
1.138 schwarze 630: strncmp(fsec, dsec, strlen(dsec))) ||
1.153 schwarze 631: (dform == FORM_CAT && strcmp(fsec, "0")))) {
1.47 schwarze 632: if (warnings)
633: say(path, "Wrong filename suffix");
634: continue;
635: } else
636: fsec[-1] = '\0';
1.51 schwarze 637:
1.47 schwarze 638: mlink = mandoc_calloc(1, sizeof(struct mlink));
1.100 schwarze 639: if (strlcpy(mlink->file, path,
640: sizeof(mlink->file)) >=
641: sizeof(mlink->file)) {
642: say(path, "Filename too long");
643: free(mlink);
644: continue;
645: }
1.47 schwarze 646: mlink->dform = dform;
1.51 schwarze 647: mlink->dsec = dsec;
648: mlink->arch = arch;
649: mlink->name = ff->fts_name;
650: mlink->fsec = fsec;
1.81 schwarze 651: mlink->gzip = gzip;
1.47 schwarze 652: mlink_add(mlink, ff->fts_statp);
653: continue;
1.96 schwarze 654:
1.98 schwarze 655: case FTS_D:
656: case FTS_DP:
1.96 schwarze 657: break;
658:
659: default:
1.47 schwarze 660: if (warnings)
661: say(path, "Not a regular file");
662: continue;
663: }
664:
665: switch (ff->fts_level) {
1.98 schwarze 666: case 0:
1.47 schwarze 667: /* Ignore the root directory. */
668: break;
1.98 schwarze 669: case 1:
1.47 schwarze 670: /*
671: * This might contain manX/ or catX/.
672: * Try to infer this from the name.
673: * If we're not in use_all, enforce it.
674: */
675: cp = ff->fts_name;
1.153 schwarze 676: if (ff->fts_info == FTS_DP) {
677: dform = FORM_NONE;
678: dsec = NULL;
1.47 schwarze 679: break;
1.153 schwarze 680: }
1.15 schwarze 681:
1.153 schwarze 682: if ( ! strncmp(cp, "man", 3)) {
1.47 schwarze 683: dform = FORM_SRC;
684: dsec = cp + 3;
1.153 schwarze 685: } else if ( ! strncmp(cp, "cat", 3)) {
1.47 schwarze 686: dform = FORM_CAT;
687: dsec = cp + 3;
1.51 schwarze 688: } else {
689: dform = FORM_NONE;
690: dsec = NULL;
1.26 schwarze 691: }
1.47 schwarze 692:
1.153 schwarze 693: if (dsec != NULL || use_all)
1.47 schwarze 694: break;
695:
696: if (warnings)
697: say(path, "Unknown directory part");
698: fts_set(f, ff, FTS_SKIP);
699: break;
1.98 schwarze 700: case 2:
1.47 schwarze 701: /*
702: * Possibly our architecture.
703: * If we're descending, keep tabs on it.
704: */
1.153 schwarze 705: if (ff->fts_info != FTS_DP && dsec != NULL)
1.47 schwarze 706: arch = ff->fts_name;
1.51 schwarze 707: else
708: arch = NULL;
1.47 schwarze 709: break;
710: default:
1.153 schwarze 711: if (ff->fts_info == FTS_DP || use_all)
1.47 schwarze 712: break;
713: if (warnings)
714: say(path, "Extraneous directory part");
715: fts_set(f, ff, FTS_SKIP);
716: break;
1.14 schwarze 717: }
1.47 schwarze 718: }
719:
720: fts_close(f);
1.150 schwarze 721: return 1;
1.47 schwarze 722: }
1.1 schwarze 723:
1.47 schwarze 724: /*
725: * Add a file to the mlinks table.
726: * Do not verify that it's a "valid" looking manpage (we'll do that
727: * later).
728: *
729: * Try to infer the manual section, architecture, and page name from the
730: * path, assuming it looks like
731: *
1.98 schwarze 732: * [./]man*[/<arch>]/<name>.<section>
1.47 schwarze 733: * or
734: * [./]cat<section>[/<arch>]/<name>.0
735: *
736: * See treescan() for the fts(3) version of this.
737: */
738: static void
739: filescan(const char *file)
740: {
741: char buf[PATH_MAX];
742: struct stat st;
743: struct mlink *mlink;
744: char *p, *start;
745:
746: assert(use_all);
747:
748: if (0 == strncmp(file, "./", 2))
749: file += 2;
750:
1.96 schwarze 751: /*
752: * We have to do lstat(2) before realpath(3) loses
753: * the information whether this is a symbolic link.
754: * We need to know that because for symbolic links,
755: * we want to use the orginal file name, while for
756: * regular files, we want to use the real path.
757: */
758: if (-1 == lstat(file, &st)) {
759: exitcode = (int)MANDOCLEVEL_BADARG;
760: say(file, "&lstat");
761: return;
762: } else if (0 == ((S_IFREG | S_IFLNK) & st.st_mode)) {
763: exitcode = (int)MANDOCLEVEL_BADARG;
764: say(file, "Not a regular file");
765: return;
766: }
767:
768: /*
769: * We have to resolve the file name to the real path
770: * in any case for the base directory check.
771: */
1.47 schwarze 772: if (NULL == realpath(file, buf)) {
773: exitcode = (int)MANDOCLEVEL_BADARG;
1.80 schwarze 774: say(file, "&realpath");
1.47 schwarze 775: return;
1.63 schwarze 776: }
777:
1.109 schwarze 778: if (OP_TEST == op)
1.63 schwarze 779: start = buf;
1.109 schwarze 780: else if (strstr(buf, basedir) == buf)
781: start = buf + strlen(basedir);
1.63 schwarze 782: else {
1.47 schwarze 783: exitcode = (int)MANDOCLEVEL_BADARG;
784: say("", "%s: outside base directory", buf);
785: return;
1.63 schwarze 786: }
787:
1.96 schwarze 788: /*
789: * Now we are sure the file is inside our tree.
790: * If it is a symbolic link, ignore the real path
791: * and use the original name.
792: * This implies passing stuff like "cat1/../man1/foo.1"
793: * on the command line won't work. So don't do that.
794: * Note the stat(2) can still fail if the link target
795: * doesn't exist.
796: */
797: if (S_IFLNK & st.st_mode) {
798: if (-1 == stat(buf, &st)) {
799: exitcode = (int)MANDOCLEVEL_BADARG;
800: say(file, "&stat");
801: return;
802: }
1.100 schwarze 803: if (strlcpy(buf, file, sizeof(buf)) >= sizeof(buf)) {
804: say(file, "Filename too long");
805: return;
806: }
1.109 schwarze 807: start = buf;
808: if (OP_TEST != op && strstr(buf, basedir) == buf)
809: start += strlen(basedir);
1.1 schwarze 810: }
1.63 schwarze 811:
1.47 schwarze 812: mlink = mandoc_calloc(1, sizeof(struct mlink));
1.116 schwarze 813: mlink->dform = FORM_NONE;
1.100 schwarze 814: if (strlcpy(mlink->file, start, sizeof(mlink->file)) >=
815: sizeof(mlink->file)) {
816: say(start, "Filename too long");
1.134 schwarze 817: free(mlink);
1.100 schwarze 818: return;
819: }
1.1 schwarze 820:
1.10 schwarze 821: /*
1.47 schwarze 822: * First try to guess our directory structure.
823: * If we find a separator, try to look for man* or cat*.
824: * If we find one of these and what's underneath is a directory,
825: * assume it's an architecture.
1.10 schwarze 826: */
1.47 schwarze 827: if (NULL != (p = strchr(start, '/'))) {
828: *p++ = '\0';
829: if (0 == strncmp(start, "man", 3)) {
830: mlink->dform = FORM_SRC;
1.51 schwarze 831: mlink->dsec = start + 3;
1.47 schwarze 832: } else if (0 == strncmp(start, "cat", 3)) {
833: mlink->dform = FORM_CAT;
1.51 schwarze 834: mlink->dsec = start + 3;
1.47 schwarze 835: }
1.10 schwarze 836:
1.47 schwarze 837: start = p;
838: if (NULL != mlink->dsec && NULL != (p = strchr(start, '/'))) {
839: *p++ = '\0';
1.51 schwarze 840: mlink->arch = start;
1.47 schwarze 841: start = p;
1.41 deraadt 842: }
1.47 schwarze 843: }
1.7 schwarze 844:
1.47 schwarze 845: /*
846: * Now check the file suffix.
847: * Suffix of `.0' indicates a catpage, `.1-9' is a manpage.
848: */
849: p = strrchr(start, '\0');
850: while (p-- > start && '/' != *p && '.' != *p)
851: /* Loop. */ ;
852:
853: if ('.' == *p) {
854: *p++ = '\0';
1.51 schwarze 855: mlink->fsec = p;
1.47 schwarze 856: }
1.41 deraadt 857:
1.47 schwarze 858: /*
859: * Now try to parse the name.
860: * Use the filename portion of the path.
861: */
862: mlink->name = start;
863: if (NULL != (p = strrchr(start, '/'))) {
864: mlink->name = p + 1;
865: *p = '\0';
866: }
867: mlink_add(mlink, &st);
868: }
1.2 schwarze 869:
1.47 schwarze 870: static void
871: mlink_add(struct mlink *mlink, const struct stat *st)
872: {
873: struct inodev inodev;
874: struct mpage *mpage;
875: unsigned int slot;
876:
877: assert(NULL != mlink->file);
878:
1.51 schwarze 879: mlink->dsec = mandoc_strdup(mlink->dsec ? mlink->dsec : "");
880: mlink->arch = mandoc_strdup(mlink->arch ? mlink->arch : "");
881: mlink->name = mandoc_strdup(mlink->name ? mlink->name : "");
882: mlink->fsec = mandoc_strdup(mlink->fsec ? mlink->fsec : "");
1.47 schwarze 883:
884: if ('0' == *mlink->fsec) {
885: free(mlink->fsec);
886: mlink->fsec = mandoc_strdup(mlink->dsec);
887: mlink->fform = FORM_CAT;
888: } else if ('1' <= *mlink->fsec && '9' >= *mlink->fsec)
889: mlink->fform = FORM_SRC;
890: else
891: mlink->fform = FORM_NONE;
1.1 schwarze 892:
1.47 schwarze 893: slot = ohash_qlookup(&mlinks, mlink->file);
894: assert(NULL == ohash_find(&mlinks, slot));
895: ohash_insert(&mlinks, slot, mlink);
896:
1.139 schwarze 897: memset(&inodev, 0, sizeof(inodev)); /* Clear padding. */
1.47 schwarze 898: inodev.st_ino = st->st_ino;
899: inodev.st_dev = st->st_dev;
900: slot = ohash_lookup_memory(&mpages, (char *)&inodev,
901: sizeof(struct inodev), inodev.st_ino);
902: mpage = ohash_find(&mpages, slot);
903: if (NULL == mpage) {
904: mpage = mandoc_calloc(1, sizeof(struct mpage));
905: mpage->inodev.st_ino = inodev.st_ino;
906: mpage->inodev.st_dev = inodev.st_dev;
1.173 schwarze 907: mpage->form = FORM_NONE;
1.47 schwarze 908: ohash_insert(&mpages, slot, mpage);
909: } else
910: mlink->next = mpage->mlinks;
911: mpage->mlinks = mlink;
1.75 schwarze 912: mlink->mpage = mpage;
1.47 schwarze 913: }
1.1 schwarze 914:
1.47 schwarze 915: static void
916: mlink_free(struct mlink *mlink)
917: {
1.1 schwarze 918:
1.47 schwarze 919: free(mlink->dsec);
920: free(mlink->arch);
921: free(mlink->name);
922: free(mlink->fsec);
923: free(mlink);
924: }
1.1 schwarze 925:
1.47 schwarze 926: static void
927: mpages_free(void)
928: {
929: struct mpage *mpage;
930: struct mlink *mlink;
931: unsigned int slot;
932:
933: mpage = ohash_first(&mpages, &slot);
934: while (NULL != mpage) {
935: while (NULL != (mlink = mpage->mlinks)) {
936: mpage->mlinks = mlink->next;
937: mlink_free(mlink);
938: }
939: free(mpage->sec);
940: free(mpage->arch);
941: free(mpage->title);
942: free(mpage->desc);
943: free(mpage);
944: mpage = ohash_next(&mpages, &slot);
945: }
946: }
1.1 schwarze 947:
1.47 schwarze 948: /*
949: * For each mlink to the mpage, check whether the path looks like
950: * it is formatted, and if it does, check whether a source manual
951: * exists by the same name, ignoring the suffix.
952: * If both conditions hold, drop the mlink.
953: */
954: static void
955: mlinks_undupe(struct mpage *mpage)
956: {
957: char buf[PATH_MAX];
958: struct mlink **prev;
959: struct mlink *mlink;
960: char *bufp;
961:
962: mpage->form = FORM_CAT;
963: prev = &mpage->mlinks;
964: while (NULL != (mlink = *prev)) {
965: if (FORM_CAT != mlink->dform) {
966: mpage->form = FORM_NONE;
967: goto nextlink;
968: }
1.100 schwarze 969: (void)strlcpy(buf, mlink->file, sizeof(buf));
1.47 schwarze 970: bufp = strstr(buf, "cat");
971: assert(NULL != bufp);
972: memcpy(bufp, "man", 3);
973: if (NULL != (bufp = strrchr(buf, '.')))
974: *++bufp = '\0';
1.100 schwarze 975: (void)strlcat(buf, mlink->dsec, sizeof(buf));
1.47 schwarze 976: if (NULL == ohash_find(&mlinks,
1.98 schwarze 977: ohash_qlookup(&mlinks, buf)))
1.47 schwarze 978: goto nextlink;
979: if (warnings)
980: say(mlink->file, "Man source exists: %s", buf);
981: if (use_all)
982: goto nextlink;
983: *prev = mlink->next;
984: mlink_free(mlink);
985: continue;
986: nextlink:
987: prev = &(*prev)->next;
1.1 schwarze 988: }
1.47 schwarze 989: }
1.1 schwarze 990:
1.88 schwarze 991: static void
1.50 schwarze 992: mlink_check(struct mpage *mpage, struct mlink *mlink)
993: {
1.88 schwarze 994: struct str *str;
995: unsigned int slot;
1.50 schwarze 996:
997: /*
998: * Check whether the manual section given in a file
999: * agrees with the directory where the file is located.
1000: * Some manuals have suffixes like (3p) on their
1001: * section number either inside the file or in the
1002: * directory name, some are linked into more than one
1003: * section, like encrypt(1) = makekey(8).
1004: */
1005:
1006: if (FORM_SRC == mpage->form &&
1.88 schwarze 1007: strcasecmp(mpage->sec, mlink->dsec))
1.50 schwarze 1008: say(mlink->file, "Section \"%s\" manual in %s directory",
1009: mpage->sec, mlink->dsec);
1010:
1011: /*
1012: * Manual page directories exist for each kernel
1013: * architecture as returned by machine(1).
1014: * However, many manuals only depend on the
1015: * application architecture as returned by arch(1).
1016: * For example, some (2/ARM) manuals are shared
1017: * across the "armish" and "zaurus" kernel
1018: * architectures.
1019: * A few manuals are even shared across completely
1020: * different architectures, for example fdformat(1)
1021: * on amd64, i386, sparc, and sparc64.
1022: */
1023:
1.88 schwarze 1024: if (strcasecmp(mpage->arch, mlink->arch))
1.50 schwarze 1025: say(mlink->file, "Architecture \"%s\" manual in "
1026: "\"%s\" directory", mpage->arch, mlink->arch);
1027:
1.88 schwarze 1028: /*
1029: * XXX
1.90 schwarze 1030: * parse_cat() doesn't set NAME_TITLE yet.
1.88 schwarze 1031: */
1032:
1033: if (FORM_CAT == mpage->form)
1034: return;
1035:
1036: /*
1037: * Check whether this mlink
1038: * appears as a name in the NAME section.
1039: */
1.50 schwarze 1040:
1.90 schwarze 1041: slot = ohash_qlookup(&names, mlink->name);
1042: str = ohash_find(&names, slot);
1.88 schwarze 1043: assert(NULL != str);
1.90 schwarze 1044: if ( ! (NAME_TITLE & str->mask))
1.88 schwarze 1045: say(mlink->file, "Name missing in NAME section");
1.50 schwarze 1046: }
1047:
1.47 schwarze 1048: /*
1049: * Run through the files in the global vector "mpages"
1050: * and add them to the database specified in "basedir".
1051: *
1052: * This handles the parsing scheme itself, using the cues of directory
1053: * and filename to determine whether the file is parsable or not.
1054: */
1055: static void
1.173 schwarze 1056: mpages_merge(struct dba *dba, struct mparse *mp)
1.47 schwarze 1057: {
1.173 schwarze 1058: struct mpage **mplist, *mpage, *mpage_dest;
1.75 schwarze 1059: struct mlink *mlink, *mlink_dest;
1.144 schwarze 1060: struct roff_man *man;
1.75 schwarze 1061: char *sodest;
1.69 schwarze 1062: char *cp;
1.117 schwarze 1063: int fd;
1.173 schwarze 1064: unsigned int ip, npages, pslot;
1.64 schwarze 1065:
1.173 schwarze 1066: npages = ohash_entries(&mpages);
1067: mplist = mandoc_reallocarray(NULL, npages, sizeof(*mplist));
1068: ip = 0;
1.47 schwarze 1069: mpage = ohash_first(&mpages, &pslot);
1.126 schwarze 1070: while (mpage != NULL) {
1.47 schwarze 1071: mlinks_undupe(mpage);
1.173 schwarze 1072: if (mpage->mlinks != NULL)
1073: mplist[ip++] = mpage;
1074: mpage = ohash_next(&mpages, &pslot);
1075: }
1076: npages = ip;
1077: qsort(mplist, npages, sizeof(*mplist), mpages_compare);
1.1 schwarze 1078:
1.173 schwarze 1079: for (ip = 0; ip < npages; ip++) {
1080: mpage = mplist[ip];
1081: mlink = mpage->mlinks;
1.90 schwarze 1082: name_mask = NAME_MASK;
1.156 schwarze 1083: mandoc_ohash_init(&names, 4, offsetof(struct str, key));
1084: mandoc_ohash_init(&strings, 6, offsetof(struct str, key));
1.47 schwarze 1085: mparse_reset(mp);
1086: man = NULL;
1.81 schwarze 1087: sodest = NULL;
1088:
1.166 schwarze 1089: if ((fd = mparse_open(mp, mlink->file)) == -1) {
1.136 schwarze 1090: say(mlink->file, "&open");
1.117 schwarze 1091: goto nextpage;
1.81 schwarze 1092: }
1.11 schwarze 1093:
1094: /*
1.137 schwarze 1095: * Interpret the file as mdoc(7) or man(7) source
1096: * code, unless it is known to be formatted.
1.11 schwarze 1097: */
1.136 schwarze 1098: if (mlink->dform != FORM_CAT || mlink->fform != FORM_CAT) {
1.137 schwarze 1099: mparse_readfd(mp, fd, mlink->file);
1.165 schwarze 1100: close(fd);
1.145 schwarze 1101: mparse_result(mp, &man, &sodest);
1.47 schwarze 1102: }
1.11 schwarze 1103:
1.126 schwarze 1104: if (sodest != NULL) {
1.75 schwarze 1105: mlink_dest = ohash_find(&mlinks,
1106: ohash_qlookup(&mlinks, sodest));
1.126 schwarze 1107: if (mlink_dest == NULL) {
1108: mandoc_asprintf(&cp, "%s.gz", sodest);
1109: mlink_dest = ohash_find(&mlinks,
1110: ohash_qlookup(&mlinks, cp));
1111: free(cp);
1112: }
1113: if (mlink_dest != NULL) {
1.75 schwarze 1114:
1115: /* The .so target exists. */
1116:
1117: mpage_dest = mlink_dest->mpage;
1118: while (1) {
1119: mlink->mpage = mpage_dest;
1120:
1121: /*
1122: * If the target was already
1123: * processed, add the links
1124: * to the database now.
1125: * Otherwise, this will
1126: * happen when we come
1127: * to the target.
1128: */
1129:
1.173 schwarze 1130: if (mpage_dest->dba != NULL)
1131: dbadd_mlink(mlink);
1.75 schwarze 1132:
1.126 schwarze 1133: if (mlink->next == NULL)
1.75 schwarze 1134: break;
1135: mlink = mlink->next;
1136: }
1137:
1138: /* Move all links to the target. */
1139:
1140: mlink->next = mlink_dest->next;
1141: mlink_dest->next = mpage->mlinks;
1142: mpage->mlinks = NULL;
1143: }
1.81 schwarze 1144: goto nextpage;
1.145 schwarze 1145: } else if (man != NULL && man->macroset == MACROSET_MDOC) {
1.159 schwarze 1146: mdoc_validate(man);
1.47 schwarze 1147: mpage->form = FORM_SRC;
1.146 schwarze 1148: mpage->sec = man->meta.msec;
1.112 schwarze 1149: mpage->sec = mandoc_strdup(
1.126 schwarze 1150: mpage->sec == NULL ? "" : mpage->sec);
1.146 schwarze 1151: mpage->arch = man->meta.arch;
1.47 schwarze 1152: mpage->arch = mandoc_strdup(
1.126 schwarze 1153: mpage->arch == NULL ? "" : mpage->arch);
1.146 schwarze 1154: mpage->title = mandoc_strdup(man->meta.title);
1.145 schwarze 1155: } else if (man != NULL && man->macroset == MACROSET_MAN) {
1.160 schwarze 1156: man_validate(man);
1.47 schwarze 1157: mpage->form = FORM_SRC;
1.146 schwarze 1158: mpage->sec = mandoc_strdup(man->meta.msec);
1.136 schwarze 1159: mpage->arch = mandoc_strdup(mlink->arch);
1.146 schwarze 1160: mpage->title = mandoc_strdup(man->meta.title);
1.11 schwarze 1161: } else {
1.47 schwarze 1162: mpage->form = FORM_CAT;
1.136 schwarze 1163: mpage->sec = mandoc_strdup(mlink->dsec);
1164: mpage->arch = mandoc_strdup(mlink->arch);
1165: mpage->title = mandoc_strdup(mlink->name);
1.1 schwarze 1166: }
1.41 deraadt 1167:
1.129 schwarze 1168: assert(mpage->desc == NULL);
1.145 schwarze 1169: if (man != NULL && man->macroset == MACROSET_MDOC)
1.146 schwarze 1170: parse_mdoc(mpage, &man->meta, man->first);
1.129 schwarze 1171: else if (man != NULL)
1.146 schwarze 1172: parse_man(mpage, &man->meta, man->first);
1.47 schwarze 1173: else
1.117 schwarze 1174: parse_cat(mpage, fd);
1.129 schwarze 1175: if (mpage->desc == NULL)
1.92 schwarze 1176: mpage->desc = mandoc_strdup(mpage->mlinks->name);
1.88 schwarze 1177:
1178: if (warnings && !use_all)
1179: for (mlink = mpage->mlinks; mlink;
1180: mlink = mlink->next)
1181: mlink_check(mpage, mlink);
1.6 schwarze 1182:
1.173 schwarze 1183: dbadd(dba, mpage);
1.136 schwarze 1184: mlink = mpage->mlinks;
1.81 schwarze 1185:
1186: nextpage:
1.47 schwarze 1187: ohash_delete(&strings);
1.90 schwarze 1188: ohash_delete(&names);
1.47 schwarze 1189: }
1.173 schwarze 1190: free(mplist);
1.87 schwarze 1191: }
1192:
1.173 schwarze 1193: int
1194: mpages_compare(const void *vp1, const void *vp2)
1.87 schwarze 1195: {
1.173 schwarze 1196: const struct mpage *mp1, *mp2;
1.87 schwarze 1197:
1.173 schwarze 1198: mp1 = *(const struct mpage **)vp1;
1199: mp2 = *(const struct mpage **)vp2;
1200: return strcmp(mp1->mlinks->file, mp2->mlinks->file);
1.47 schwarze 1201: }
1.6 schwarze 1202:
1.47 schwarze 1203: static void
1.81 schwarze 1204: parse_cat(struct mpage *mpage, int fd)
1.47 schwarze 1205: {
1206: FILE *stream;
1207: char *line, *p, *title;
1.162 schwarze 1208: size_t linesz, plen, titlesz;
1209: ssize_t len;
1210: int offs;
1.1 schwarze 1211:
1.81 schwarze 1212: stream = (-1 == fd) ?
1213: fopen(mpage->mlinks->file, "r") :
1214: fdopen(fd, "r");
1215: if (NULL == stream) {
1.114 doug 1216: if (-1 != fd)
1217: close(fd);
1.47 schwarze 1218: if (warnings)
1.80 schwarze 1219: say(mpage->mlinks->file, "&fopen");
1.47 schwarze 1220: return;
1221: }
1.1 schwarze 1222:
1.162 schwarze 1223: line = NULL;
1224: linesz = 0;
1225:
1.47 schwarze 1226: /* Skip to first blank line. */
1.1 schwarze 1227:
1.162 schwarze 1228: while (getline(&line, &linesz, stream) != -1)
1229: if (*line == '\n')
1.47 schwarze 1230: break;
1.1 schwarze 1231:
1.47 schwarze 1232: /*
1233: * Assume the first line that is not indented
1234: * is the first section header. Skip to it.
1235: */
1.1 schwarze 1236:
1.162 schwarze 1237: while (getline(&line, &linesz, stream) != -1)
1238: if (*line != '\n' && *line != ' ')
1.47 schwarze 1239: break;
1.98 schwarze 1240:
1.47 schwarze 1241: /*
1242: * Read up until the next section into a buffer.
1243: * Strip the leading and trailing newline from each read line,
1244: * appending a trailing space.
1245: * Ignore empty (whitespace-only) lines.
1246: */
1.28 schwarze 1247:
1.47 schwarze 1248: titlesz = 0;
1249: title = NULL;
1.38 schwarze 1250:
1.162 schwarze 1251: while ((len = getline(&line, &linesz, stream)) != -1) {
1252: if (*line != ' ')
1.47 schwarze 1253: break;
1.162 schwarze 1254: offs = 0;
1255: while (isspace((unsigned char)line[offs]))
1256: offs++;
1257: if (line[offs] == '\0')
1.47 schwarze 1258: continue;
1.162 schwarze 1259: title = mandoc_realloc(title, titlesz + len - offs);
1260: memcpy(title + titlesz, line + offs, len - offs);
1261: titlesz += len - offs;
1.47 schwarze 1262: title[titlesz - 1] = ' ';
1263: }
1.162 schwarze 1264: free(line);
1.28 schwarze 1265:
1.47 schwarze 1266: /*
1267: * If no page content can be found, or the input line
1268: * is already the next section header, or there is no
1269: * trailing newline, reuse the page title as the page
1270: * description.
1271: */
1.1 schwarze 1272:
1.47 schwarze 1273: if (NULL == title || '\0' == *title) {
1274: if (warnings)
1275: say(mpage->mlinks->file,
1276: "Cannot find NAME section");
1277: fclose(stream);
1278: free(title);
1279: return;
1280: }
1.24 schwarze 1281:
1.162 schwarze 1282: title[titlesz - 1] = '\0';
1.24 schwarze 1283:
1.47 schwarze 1284: /*
1285: * Skip to the first dash.
1286: * Use the remaining line as the description (no more than 70
1287: * bytes).
1288: */
1.28 schwarze 1289:
1.47 schwarze 1290: if (NULL != (p = strstr(title, "- "))) {
1291: for (p += 2; ' ' == *p || '\b' == *p; p++)
1292: /* Skip to next word. */ ;
1293: } else {
1294: if (warnings)
1295: say(mpage->mlinks->file,
1296: "No dash in title line");
1297: p = title;
1298: }
1.1 schwarze 1299:
1.47 schwarze 1300: plen = strlen(p);
1.1 schwarze 1301:
1.47 schwarze 1302: /* Strip backspace-encoding from line. */
1.1 schwarze 1303:
1.47 schwarze 1304: while (NULL != (line = memchr(p, '\b', plen))) {
1305: len = line - p;
1306: if (0 == len) {
1307: memmove(line, line + 1, plen--);
1308: continue;
1.98 schwarze 1309: }
1.47 schwarze 1310: memmove(line - 1, line + 1, plen - len);
1311: plen -= 2;
1312: }
1.1 schwarze 1313:
1.47 schwarze 1314: mpage->desc = mandoc_strdup(p);
1315: fclose(stream);
1316: free(title);
1317: }
1.16 schwarze 1318:
1.47 schwarze 1319: /*
1320: * Put a type/word pair into the word database for this particular file.
1321: */
1322: static void
1.69 schwarze 1323: putkey(const struct mpage *mpage, char *value, uint64_t type)
1.47 schwarze 1324: {
1325: putkeys(mpage, value, strlen(value), type);
1.2 schwarze 1326: }
1327:
1328: /*
1.47 schwarze 1329: * Grok all nodes at or below a certain mdoc node into putkey().
1.2 schwarze 1330: */
1331: static void
1.47 schwarze 1332: putmdockey(const struct mpage *mpage,
1.142 schwarze 1333: const struct roff_node *n, uint64_t m)
1.2 schwarze 1334: {
1.16 schwarze 1335:
1.47 schwarze 1336: for ( ; NULL != n; n = n->next) {
1337: if (NULL != n->child)
1338: putmdockey(mpage, n->child, m);
1.141 schwarze 1339: if (n->type == ROFFT_TEXT)
1.47 schwarze 1340: putkey(mpage, n->string, m);
1341: }
1342: }
1.16 schwarze 1343:
1.47 schwarze 1344: static void
1.143 schwarze 1345: parse_man(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1346: const struct roff_node *n)
1.47 schwarze 1347: {
1.142 schwarze 1348: const struct roff_node *head, *body;
1.78 schwarze 1349: char *start, *title;
1.47 schwarze 1350: char byte;
1.78 schwarze 1351: size_t sz;
1.16 schwarze 1352:
1.168 schwarze 1353: if (n == NULL)
1.47 schwarze 1354: return;
1.16 schwarze 1355:
1.47 schwarze 1356: /*
1357: * We're only searching for one thing: the first text child in
1358: * the BODY of a NAME section. Since we don't keep track of
1359: * sections in -man, run some hoops to find out whether we're in
1360: * the correct section or not.
1361: */
1.16 schwarze 1362:
1.141 schwarze 1363: if (n->type == ROFFT_BODY && n->tok == MAN_SH) {
1.47 schwarze 1364: body = n;
1.168 schwarze 1365: if ((head = body->parent->head) != NULL &&
1366: (head = head->child) != NULL &&
1367: head->next == NULL &&
1.141 schwarze 1368: head->type == ROFFT_TEXT &&
1.168 schwarze 1369: strcmp(head->string, "NAME") == 0 &&
1370: body->child != NULL) {
1.2 schwarze 1371:
1.47 schwarze 1372: /*
1373: * Suck the entire NAME section into memory.
1374: * Yes, we might run away.
1375: * But too many manuals have big, spread-out
1376: * NAME sections over many lines.
1377: */
1.2 schwarze 1378:
1.78 schwarze 1379: title = NULL;
1.147 schwarze 1380: deroff(&title, body);
1.47 schwarze 1381: if (NULL == title)
1382: return;
1.16 schwarze 1383:
1.98 schwarze 1384: /*
1.47 schwarze 1385: * Go through a special heuristic dance here.
1386: * Conventionally, one or more manual names are
1387: * comma-specified prior to a whitespace, then a
1388: * dash, then a description. Try to puzzle out
1389: * the name parts here.
1390: */
1.16 schwarze 1391:
1.78 schwarze 1392: start = title;
1.47 schwarze 1393: for ( ;; ) {
1394: sz = strcspn(start, " ,");
1395: if ('\0' == start[sz])
1396: break;
1.1 schwarze 1397:
1.47 schwarze 1398: byte = start[sz];
1399: start[sz] = '\0';
1.67 schwarze 1400:
1401: /*
1402: * Assume a stray trailing comma in the
1403: * name list if a name begins with a dash.
1404: */
1405:
1406: if ('-' == start[0] ||
1407: ('\\' == start[0] && '-' == start[1]))
1408: break;
1.1 schwarze 1409:
1.90 schwarze 1410: putkey(mpage, start, NAME_TITLE);
1.129 schwarze 1411: if ( ! (mpage->name_head_done ||
1412: strcasecmp(start, meta->title))) {
1413: putkey(mpage, start, NAME_HEAD);
1414: mpage->name_head_done = 1;
1415: }
1.1 schwarze 1416:
1.47 schwarze 1417: if (' ' == byte) {
1418: start += sz + 1;
1419: break;
1420: }
1.1 schwarze 1421:
1.47 schwarze 1422: assert(',' == byte);
1423: start += sz + 1;
1424: while (' ' == *start)
1425: start++;
1426: }
1.1 schwarze 1427:
1.78 schwarze 1428: if (start == title) {
1.90 schwarze 1429: putkey(mpage, start, NAME_TITLE);
1.129 schwarze 1430: if ( ! (mpage->name_head_done ||
1431: strcasecmp(start, meta->title))) {
1432: putkey(mpage, start, NAME_HEAD);
1433: mpage->name_head_done = 1;
1434: }
1.47 schwarze 1435: free(title);
1436: return;
1437: }
1.1 schwarze 1438:
1.47 schwarze 1439: while (isspace((unsigned char)*start))
1440: start++;
1.1 schwarze 1441:
1.47 schwarze 1442: if (0 == strncmp(start, "-", 1))
1443: start += 1;
1444: else if (0 == strncmp(start, "\\-\\-", 4))
1445: start += 4;
1446: else if (0 == strncmp(start, "\\-", 2))
1447: start += 2;
1448: else if (0 == strncmp(start, "\\(en", 4))
1449: start += 4;
1450: else if (0 == strncmp(start, "\\(em", 4))
1451: start += 4;
1.1 schwarze 1452:
1.47 schwarze 1453: while (' ' == *start)
1454: start++;
1.1 schwarze 1455:
1.47 schwarze 1456: mpage->desc = mandoc_strdup(start);
1457: free(title);
1458: return;
1459: }
1460: }
1.1 schwarze 1461:
1.47 schwarze 1462: for (n = n->child; n; n = n->next) {
1463: if (NULL != mpage->desc)
1464: break;
1.129 schwarze 1465: parse_man(mpage, meta, n);
1.1 schwarze 1466: }
1467: }
1468:
1469: static void
1.143 schwarze 1470: parse_mdoc(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1471: const struct roff_node *n)
1.1 schwarze 1472: {
1473:
1.47 schwarze 1474: assert(NULL != n);
1475: for (n = n->child; NULL != n; n = n->next) {
1476: switch (n->type) {
1.141 schwarze 1477: case ROFFT_ELEM:
1478: case ROFFT_BLOCK:
1479: case ROFFT_HEAD:
1480: case ROFFT_BODY:
1481: case ROFFT_TAIL:
1.47 schwarze 1482: if (NULL != mdocs[n->tok].fp)
1.127 schwarze 1483: if (0 == (*mdocs[n->tok].fp)(mpage, meta, n))
1.47 schwarze 1484: break;
1485: if (mdocs[n->tok].mask)
1486: putmdockey(mpage, n->child,
1487: mdocs[n->tok].mask);
1488: break;
1489: default:
1.141 schwarze 1490: assert(n->type != ROFFT_ROOT);
1.47 schwarze 1491: continue;
1492: }
1493: if (NULL != n->child)
1.127 schwarze 1494: parse_mdoc(mpage, meta, n);
1.1 schwarze 1495: }
1496: }
1497:
1.19 schwarze 1498: static int
1.143 schwarze 1499: parse_mdoc_Fd(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1500: const struct roff_node *n)
1.1 schwarze 1501: {
1.131 schwarze 1502: char *start, *end;
1.1 schwarze 1503: size_t sz;
1.19 schwarze 1504:
1.47 schwarze 1505: if (SEC_SYNOPSIS != n->sec ||
1.98 schwarze 1506: NULL == (n = n->child) ||
1.141 schwarze 1507: n->type != ROFFT_TEXT)
1.150 schwarze 1508: return 0;
1.1 schwarze 1509:
1510: /*
1511: * Only consider those `Fd' macro fields that begin with an
1512: * "inclusion" token (versus, e.g., #define).
1513: */
1.47 schwarze 1514:
1.1 schwarze 1515: if (strcmp("#include", n->string))
1.150 schwarze 1516: return 0;
1.1 schwarze 1517:
1.141 schwarze 1518: if ((n = n->next) == NULL || n->type != ROFFT_TEXT)
1.150 schwarze 1519: return 0;
1.1 schwarze 1520:
1521: /*
1522: * Strip away the enclosing angle brackets and make sure we're
1523: * not zero-length.
1524: */
1525:
1526: start = n->string;
1527: if ('<' == *start || '"' == *start)
1528: start++;
1529:
1530: if (0 == (sz = strlen(start)))
1.150 schwarze 1531: return 0;
1.1 schwarze 1532:
1533: end = &start[(int)sz - 1];
1534: if ('>' == *end || '"' == *end)
1535: end--;
1536:
1.47 schwarze 1537: if (end > start)
1538: putkeys(mpage, start, end - start + 1, TYPE_In);
1.150 schwarze 1539: return 0;
1.1 schwarze 1540: }
1541:
1.133 schwarze 1542: static void
1.142 schwarze 1543: parse_mdoc_fname(struct mpage *mpage, const struct roff_node *n)
1.1 schwarze 1544: {
1.69 schwarze 1545: char *cp;
1.133 schwarze 1546: size_t sz;
1.1 schwarze 1547:
1.141 schwarze 1548: if (n->type != ROFFT_TEXT)
1.133 schwarze 1549: return;
1.19 schwarze 1550:
1.133 schwarze 1551: /* Skip function pointer punctuation. */
1.1 schwarze 1552:
1.133 schwarze 1553: cp = n->string;
1554: while (*cp == '(' || *cp == '*')
1.1 schwarze 1555: cp++;
1.133 schwarze 1556: sz = strcspn(cp, "()");
1.1 schwarze 1557:
1.133 schwarze 1558: putkeys(mpage, cp, sz, TYPE_Fn);
1.128 schwarze 1559: if (n->sec == SEC_SYNOPSIS)
1.133 schwarze 1560: putkeys(mpage, cp, sz, NAME_SYN);
1561: }
1.19 schwarze 1562:
1.133 schwarze 1563: static int
1.143 schwarze 1564: parse_mdoc_Fn(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1565: const struct roff_node *n)
1.133 schwarze 1566: {
1567:
1568: if (n->child == NULL)
1.150 schwarze 1569: return 0;
1.133 schwarze 1570:
1571: parse_mdoc_fname(mpage, n->child);
1.19 schwarze 1572:
1.133 schwarze 1573: for (n = n->child->next; n != NULL; n = n->next)
1.141 schwarze 1574: if (n->type == ROFFT_TEXT)
1.47 schwarze 1575: putkey(mpage, n->string, TYPE_Fa);
1.19 schwarze 1576:
1.150 schwarze 1577: return 0;
1.128 schwarze 1578: }
1579:
1580: static int
1.143 schwarze 1581: parse_mdoc_Fo(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1582: const struct roff_node *n)
1.128 schwarze 1583: {
1.132 schwarze 1584:
1.141 schwarze 1585: if (n->type != ROFFT_HEAD)
1.150 schwarze 1586: return 1;
1.128 schwarze 1587:
1.133 schwarze 1588: if (n->child != NULL)
1589: parse_mdoc_fname(mpage, n->child);
1590:
1.150 schwarze 1591: return 0;
1.1 schwarze 1592: }
1593:
1.19 schwarze 1594: static int
1.164 schwarze 1595: parse_mdoc_Va(struct mpage *mpage, const struct roff_meta *meta,
1596: const struct roff_node *n)
1597: {
1598: char *cp;
1599:
1600: if (n->type != ROFFT_ELEM && n->type != ROFFT_BODY)
1601: return 0;
1602:
1.168 schwarze 1603: if (n->child != NULL &&
1604: n->child->next == NULL &&
1605: n->child->type == ROFFT_TEXT)
1.164 schwarze 1606: return 1;
1607:
1608: cp = NULL;
1609: deroff(&cp, n);
1610: if (cp != NULL) {
1611: putkey(mpage, cp, TYPE_Vt | (n->tok == MDOC_Va ||
1612: n->type == ROFFT_BODY ? TYPE_Va : 0));
1613: free(cp);
1614: }
1615:
1616: return 0;
1617: }
1618:
1619: static int
1.143 schwarze 1620: parse_mdoc_Xr(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1621: const struct roff_node *n)
1.1 schwarze 1622: {
1.47 schwarze 1623: char *cp;
1.1 schwarze 1624:
1625: if (NULL == (n = n->child))
1.150 schwarze 1626: return 0;
1.1 schwarze 1627:
1.47 schwarze 1628: if (NULL == n->next) {
1629: putkey(mpage, n->string, TYPE_Xr);
1.150 schwarze 1630: return 0;
1.47 schwarze 1631: }
1.1 schwarze 1632:
1.77 schwarze 1633: mandoc_asprintf(&cp, "%s(%s)", n->string, n->next->string);
1.47 schwarze 1634: putkey(mpage, cp, TYPE_Xr);
1635: free(cp);
1.150 schwarze 1636: return 0;
1.1 schwarze 1637: }
1638:
1.19 schwarze 1639: static int
1.143 schwarze 1640: parse_mdoc_Nd(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1641: const struct roff_node *n)
1.1 schwarze 1642: {
1643:
1.141 schwarze 1644: if (n->type == ROFFT_BODY)
1.147 schwarze 1645: deroff(&mpage->desc, n);
1.150 schwarze 1646: return 0;
1.1 schwarze 1647: }
1648:
1.19 schwarze 1649: static int
1.143 schwarze 1650: parse_mdoc_Nm(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1651: const struct roff_node *n)
1.1 schwarze 1652: {
1653:
1.86 schwarze 1654: if (SEC_NAME == n->sec)
1.90 schwarze 1655: putmdockey(mpage, n->child, NAME_TITLE);
1.141 schwarze 1656: else if (n->sec == SEC_SYNOPSIS && n->type == ROFFT_HEAD) {
1.127 schwarze 1657: if (n->child == NULL)
1658: putkey(mpage, meta->name, NAME_SYN);
1659: else
1660: putmdockey(mpage, n->child, NAME_SYN);
1.129 schwarze 1661: }
1662: if ( ! (mpage->name_head_done ||
1663: n->child == NULL || n->child->string == NULL ||
1664: strcasecmp(n->child->string, meta->title))) {
1.175 schwarze 1665: putkey(mpage, n->child->string, NAME_HEAD);
1.129 schwarze 1666: mpage->name_head_done = 1;
1.127 schwarze 1667: }
1.150 schwarze 1668: return 0;
1.1 schwarze 1669: }
1670:
1.19 schwarze 1671: static int
1.143 schwarze 1672: parse_mdoc_Sh(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1673: const struct roff_node *n)
1.1 schwarze 1674: {
1675:
1.150 schwarze 1676: return n->sec == SEC_CUSTOM && n->type == ROFFT_HEAD;
1.1 schwarze 1677: }
1678:
1.47 schwarze 1679: static int
1.143 schwarze 1680: parse_mdoc_head(struct mpage *mpage, const struct roff_meta *meta,
1.142 schwarze 1681: const struct roff_node *n)
1.1 schwarze 1682: {
1683:
1.150 schwarze 1684: return n->type == ROFFT_HEAD;
1.1 schwarze 1685: }
1686:
1.47 schwarze 1687: /*
1688: * Add a string to the hash table for the current manual.
1689: * Each string has a bitmask telling which macros it belongs to.
1690: * When we finish the manual, we'll dump the table.
1691: */
1.1 schwarze 1692: static void
1.131 schwarze 1693: putkeys(const struct mpage *mpage, char *cp, size_t sz, uint64_t v)
1.1 schwarze 1694: {
1.90 schwarze 1695: struct ohash *htab;
1.47 schwarze 1696: struct str *s;
1.68 schwarze 1697: const char *end;
1.47 schwarze 1698: unsigned int slot;
1.131 schwarze 1699: int i, mustfree;
1.1 schwarze 1700:
1.47 schwarze 1701: if (0 == sz)
1702: return;
1.68 schwarze 1703:
1.131 schwarze 1704: mustfree = render_string(&cp, &sz);
1705:
1.90 schwarze 1706: if (TYPE_Nm & v) {
1707: htab = &names;
1708: v &= name_mask;
1.124 schwarze 1709: if (v & NAME_FIRST)
1710: name_mask &= ~NAME_FIRST;
1.90 schwarze 1711: if (debug > 1)
1712: say(mpage->mlinks->file,
1.172 schwarze 1713: "Adding name %*s, bits=0x%llu", (int)sz, cp, v);
1.90 schwarze 1714: } else {
1715: htab = &strings;
1716: if (debug > 1)
1.173 schwarze 1717: for (i = 0; i < KEY_MAX; i++)
1.118 schwarze 1718: if ((uint64_t)1 << i & v)
1.90 schwarze 1719: say(mpage->mlinks->file,
1720: "Adding key %s=%*s",
1.172 schwarze 1721: mansearch_keynames[i], (int)sz, cp);
1.68 schwarze 1722: }
1.47 schwarze 1723:
1724: end = cp + sz;
1.90 schwarze 1725: slot = ohash_qlookupi(htab, cp, &end);
1726: s = ohash_find(htab, slot);
1.1 schwarze 1727:
1.47 schwarze 1728: if (NULL != s && mpage == s->mpage) {
1729: s->mask |= v;
1.1 schwarze 1730: return;
1.47 schwarze 1731: } else if (NULL == s) {
1.101 schwarze 1732: s = mandoc_calloc(1, sizeof(struct str) + sz + 1);
1.47 schwarze 1733: memcpy(s->key, cp, sz);
1.90 schwarze 1734: ohash_insert(htab, slot, s);
1.47 schwarze 1735: }
1736: s->mpage = mpage;
1737: s->mask = v;
1.131 schwarze 1738:
1739: if (mustfree)
1740: free(cp);
1.1 schwarze 1741: }
1742:
1743: /*
1.47 schwarze 1744: * Take a Unicode codepoint and produce its UTF-8 encoding.
1745: * This isn't the best way to do this, but it works.
1746: * The magic numbers are from the UTF-8 packaging.
1747: * They're not as scary as they seem: read the UTF-8 spec for details.
1.1 schwarze 1748: */
1.47 schwarze 1749: static size_t
1750: utf8(unsigned int cp, char out[7])
1.1 schwarze 1751: {
1.47 schwarze 1752: size_t rc;
1.1 schwarze 1753:
1.47 schwarze 1754: rc = 0;
1755: if (cp <= 0x0000007F) {
1756: rc = 1;
1757: out[0] = (char)cp;
1758: } else if (cp <= 0x000007FF) {
1759: rc = 2;
1760: out[0] = (cp >> 6 & 31) | 192;
1761: out[1] = (cp & 63) | 128;
1762: } else if (cp <= 0x0000FFFF) {
1763: rc = 3;
1764: out[0] = (cp >> 12 & 15) | 224;
1765: out[1] = (cp >> 6 & 63) | 128;
1766: out[2] = (cp & 63) | 128;
1767: } else if (cp <= 0x001FFFFF) {
1768: rc = 4;
1769: out[0] = (cp >> 18 & 7) | 240;
1770: out[1] = (cp >> 12 & 63) | 128;
1771: out[2] = (cp >> 6 & 63) | 128;
1772: out[3] = (cp & 63) | 128;
1773: } else if (cp <= 0x03FFFFFF) {
1774: rc = 5;
1775: out[0] = (cp >> 24 & 3) | 248;
1776: out[1] = (cp >> 18 & 63) | 128;
1777: out[2] = (cp >> 12 & 63) | 128;
1778: out[3] = (cp >> 6 & 63) | 128;
1779: out[4] = (cp & 63) | 128;
1780: } else if (cp <= 0x7FFFFFFF) {
1781: rc = 6;
1782: out[0] = (cp >> 30 & 1) | 252;
1783: out[1] = (cp >> 24 & 63) | 128;
1784: out[2] = (cp >> 18 & 63) | 128;
1785: out[3] = (cp >> 12 & 63) | 128;
1786: out[4] = (cp >> 6 & 63) | 128;
1787: out[5] = (cp & 63) | 128;
1788: } else
1.150 schwarze 1789: return 0;
1.19 schwarze 1790:
1.47 schwarze 1791: out[rc] = '\0';
1.150 schwarze 1792: return rc;
1.1 schwarze 1793: }
1794:
1.47 schwarze 1795: /*
1.131 schwarze 1796: * If the string contains escape sequences,
1797: * replace it with an allocated rendering and return 1,
1798: * such that the caller can free it after use.
1799: * Otherwise, do nothing and return 0.
1.47 schwarze 1800: */
1.131 schwarze 1801: static int
1802: render_string(char **public, size_t *psz)
1.1 schwarze 1803: {
1.131 schwarze 1804: const char *src, *scp, *addcp, *seq;
1805: char *dst;
1806: size_t ssz, dsz, addsz;
1.71 schwarze 1807: char utfbuf[7], res[6];
1.131 schwarze 1808: int seqlen, unicode;
1.47 schwarze 1809:
1810: res[0] = '\\';
1811: res[1] = '\t';
1812: res[2] = ASCII_NBRSP;
1813: res[3] = ASCII_HYPH;
1.71 schwarze 1814: res[4] = ASCII_BREAK;
1815: res[5] = '\0';
1.1 schwarze 1816:
1.131 schwarze 1817: src = scp = *public;
1818: ssz = *psz;
1819: dst = NULL;
1820: dsz = 0;
1821:
1822: while (scp < src + *psz) {
1823:
1824: /* Leave normal characters unchanged. */
1825:
1826: if (strchr(res, *scp) == NULL) {
1827: if (dst != NULL)
1828: dst[dsz++] = *scp;
1829: scp++;
1830: continue;
1831: }
1.1 schwarze 1832:
1.47 schwarze 1833: /*
1.131 schwarze 1834: * Found something that requires replacing,
1835: * make sure we have a destination buffer.
1.47 schwarze 1836: */
1.131 schwarze 1837:
1838: if (dst == NULL) {
1839: dst = mandoc_malloc(ssz + 1);
1840: dsz = scp - src;
1841: memcpy(dst, src, dsz);
1.47 schwarze 1842: }
1.39 schwarze 1843:
1.131 schwarze 1844: /* Handle single-char special characters. */
1845:
1846: switch (*scp) {
1847: case '\\':
1848: break;
1.98 schwarze 1849: case '\t':
1850: case ASCII_NBRSP:
1.131 schwarze 1851: dst[dsz++] = ' ';
1852: scp++;
1853: continue;
1854: case ASCII_HYPH:
1855: dst[dsz++] = '-';
1.71 schwarze 1856: /* FALLTHROUGH */
1.98 schwarze 1857: case ASCII_BREAK:
1.131 schwarze 1858: scp++;
1.47 schwarze 1859: continue;
1.71 schwarze 1860: default:
1.131 schwarze 1861: abort();
1.71 schwarze 1862: }
1.39 schwarze 1863:
1.47 schwarze 1864: /*
1.131 schwarze 1865: * Found an escape sequence.
1866: * Read past the slash, then parse it.
1867: * Ignore everything except characters.
1.47 schwarze 1868: */
1.52 schwarze 1869:
1.131 schwarze 1870: scp++;
1871: if (mandoc_escape(&scp, &seq, &seqlen) != ESCAPE_SPECIAL)
1.47 schwarze 1872: continue;
1.39 schwarze 1873:
1.47 schwarze 1874: /*
1.52 schwarze 1875: * Render the special character
1876: * as either UTF-8 or ASCII.
1.47 schwarze 1877: */
1.52 schwarze 1878:
1879: if (write_utf8) {
1.157 schwarze 1880: unicode = mchars_spec2cp(seq, seqlen);
1.131 schwarze 1881: if (unicode <= 0)
1.52 schwarze 1882: continue;
1.131 schwarze 1883: addsz = utf8(unicode, utfbuf);
1884: if (addsz == 0)
1.52 schwarze 1885: continue;
1.131 schwarze 1886: addcp = utfbuf;
1.52 schwarze 1887: } else {
1.157 schwarze 1888: addcp = mchars_spec2str(seq, seqlen, &addsz);
1.131 schwarze 1889: if (addcp == NULL)
1.52 schwarze 1890: continue;
1.131 schwarze 1891: if (*addcp == ASCII_NBRSP) {
1892: addcp = " ";
1893: addsz = 1;
1.52 schwarze 1894: }
1895: }
1.1 schwarze 1896:
1.47 schwarze 1897: /* Copy the rendered glyph into the stream. */
1.1 schwarze 1898:
1.131 schwarze 1899: ssz += addsz;
1900: dst = mandoc_realloc(dst, ssz + 1);
1901: memcpy(dst + dsz, addcp, addsz);
1902: dsz += addsz;
1903: }
1904: if (dst != NULL) {
1905: *public = dst;
1906: *psz = dsz;
1907: }
1908:
1909: /* Trim trailing whitespace and NUL-terminate. */
1910:
1911: while (*psz > 0 && (*public)[*psz - 1] == ' ')
1912: --*psz;
1913: if (dst != NULL) {
1914: (*public)[*psz] = '\0';
1.150 schwarze 1915: return 1;
1.131 schwarze 1916: } else
1.150 schwarze 1917: return 0;
1.1 schwarze 1918: }
1919:
1.75 schwarze 1920: static void
1921: dbadd_mlink(const struct mlink *mlink)
1922: {
1.173 schwarze 1923: dba_page_alias(mlink->mpage->dba, mlink->name, NAME_FILE);
1924: dba_page_add(mlink->mpage->dba, DBP_SECT, mlink->dsec);
1925: dba_page_add(mlink->mpage->dba, DBP_SECT, mlink->fsec);
1926: dba_page_add(mlink->mpage->dba, DBP_ARCH, mlink->arch);
1927: dba_page_add(mlink->mpage->dba, DBP_FILE, mlink->file);
1.75 schwarze 1928: }
1929:
1.11 schwarze 1930: /*
1.47 schwarze 1931: * Flush the current page's terms (and their bits) into the database.
1.53 schwarze 1932: * Also, handle escape sequences at the last possible moment.
1.11 schwarze 1933: */
1934: static void
1.173 schwarze 1935: dbadd(struct dba *dba, struct mpage *mpage)
1.11 schwarze 1936: {
1.47 schwarze 1937: struct mlink *mlink;
1938: struct str *key;
1.131 schwarze 1939: char *cp;
1.173 schwarze 1940: uint64_t mask;
1.47 schwarze 1941: size_t i;
1942: unsigned int slot;
1.131 schwarze 1943: int mustfree;
1.47 schwarze 1944:
1.85 schwarze 1945: mlink = mpage->mlinks;
1.11 schwarze 1946:
1.85 schwarze 1947: if (nodb) {
1.104 schwarze 1948: for (key = ohash_first(&names, &slot); NULL != key;
1.131 schwarze 1949: key = ohash_next(&names, &slot))
1.104 schwarze 1950: free(key);
1951: for (key = ohash_first(&strings, &slot); NULL != key;
1.131 schwarze 1952: key = ohash_next(&strings, &slot))
1.104 schwarze 1953: free(key);
1.102 schwarze 1954: if (0 == debug)
1955: return;
1.85 schwarze 1956: while (NULL != mlink) {
1957: fputs(mlink->name, stdout);
1958: if (NULL == mlink->next ||
1959: strcmp(mlink->dsec, mlink->next->dsec) ||
1960: strcmp(mlink->fsec, mlink->next->fsec) ||
1961: strcmp(mlink->arch, mlink->next->arch)) {
1962: putchar('(');
1963: if ('\0' == *mlink->dsec)
1964: fputs(mlink->fsec, stdout);
1965: else
1966: fputs(mlink->dsec, stdout);
1967: if ('\0' != *mlink->arch)
1968: printf("/%s", mlink->arch);
1969: putchar(')');
1970: }
1971: mlink = mlink->next;
1972: if (NULL != mlink)
1973: fputs(", ", stdout);
1974: }
1.89 schwarze 1975: printf(" - %s\n", mpage->desc);
1.11 schwarze 1976: return;
1.85 schwarze 1977: }
1978:
1979: if (debug)
1980: say(mlink->file, "Adding to database");
1.47 schwarze 1981:
1.131 schwarze 1982: cp = mpage->desc;
1983: i = strlen(cp);
1984: mustfree = render_string(&cp, &i);
1.176 schwarze 1985: mpage->dba = dba_page_new(dba->pages,
1.173 schwarze 1986: *mpage->arch == '\0' ? mlink->arch : mpage->arch,
1987: cp, mlink->file, mpage->form);
1.131 schwarze 1988: if (mustfree)
1989: free(cp);
1.176 schwarze 1990: dba_page_add(mpage->dba, DBP_SECT, mpage->sec);
1.47 schwarze 1991:
1.173 schwarze 1992: while (mlink != NULL) {
1.75 schwarze 1993: dbadd_mlink(mlink);
1.85 schwarze 1994: mlink = mlink->next;
1995: }
1.47 schwarze 1996:
1.90 schwarze 1997: for (key = ohash_first(&names, &slot); NULL != key;
1998: key = ohash_next(&names, &slot)) {
1999: assert(key->mpage == mpage);
1.173 schwarze 2000: dba_page_alias(mpage->dba, key->key, key->mask);
1.90 schwarze 2001: free(key);
2002: }
1.47 schwarze 2003: for (key = ohash_first(&strings, &slot); NULL != key;
2004: key = ohash_next(&strings, &slot)) {
2005: assert(key->mpage == mpage);
1.173 schwarze 2006: i = 0;
2007: for (mask = TYPE_Xr; mask <= TYPE_Lb; mask *= 2) {
2008: if (key->mask & mask)
2009: dba_macro_add(dba->macros, i,
2010: key->key, mpage->dba);
2011: i++;
2012: }
1.47 schwarze 2013: free(key);
1.33 schwarze 2014: }
1.47 schwarze 2015: }
1.41 deraadt 2016:
1.47 schwarze 2017: static void
1.173 schwarze 2018: dbprune(struct dba *dba)
1.47 schwarze 2019: {
1.173 schwarze 2020: struct dba_array *page, *files;
2021: char *file;
1.11 schwarze 2022:
1.173 schwarze 2023: dba_array_FOREACH(dba->pages, page) {
2024: files = dba_array_get(page, DBP_FILE);
2025: dba_array_FOREACH(files, file) {
2026: if (*file < ' ')
2027: file++;
2028: if (ohash_find(&mlinks, ohash_qlookup(&mlinks,
2029: file)) != NULL) {
2030: if (debug)
2031: say(file, "Deleting from database");
2032: dba_array_del(dba->pages);
2033: break;
2034: }
1.63 schwarze 2035: }
1.11 schwarze 2036: }
1.47 schwarze 2037: }
1.22 schwarze 2038:
1.47 schwarze 2039: /*
1.173 schwarze 2040: * Write the database from memory to disk.
1.47 schwarze 2041: */
2042: static void
1.173 schwarze 2043: dbwrite(struct dba *dba)
1.47 schwarze 2044: {
1.173 schwarze 2045: char tfn[32];
1.72 schwarze 2046: int status;
2047: pid_t child;
1.11 schwarze 2048:
1.173 schwarze 2049: if (dba_write(MANDOC_DB "~", dba) != -1) {
2050: if (rename(MANDOC_DB "~", MANDOC_DB) == -1) {
2051: exitcode = (int)MANDOCLEVEL_SYSERR;
2052: say(MANDOC_DB, "&rename");
2053: unlink(MANDOC_DB "~");
2054: }
1.47 schwarze 2055: return;
1.28 schwarze 2056: }
1.22 schwarze 2057:
1.173 schwarze 2058: (void)strlcpy(tfn, "/tmp/mandocdb.XXXXXXXX", sizeof(tfn));
2059: if (mkdtemp(tfn) == NULL) {
2060: exitcode = (int)MANDOCLEVEL_SYSERR;
2061: say("", "&%s", tfn);
1.47 schwarze 2062: return;
1.173 schwarze 2063: }
1.22 schwarze 2064:
1.173 schwarze 2065: (void)strlcat(tfn, "/" MANDOC_DB, sizeof(tfn));
2066: if (dba_write(tfn, dba) == -1) {
2067: exitcode = (int)MANDOCLEVEL_SYSERR;
2068: say(tfn, "&dba_write");
2069: goto out;
1.72 schwarze 2070: }
2071:
2072: switch (child = fork()) {
1.98 schwarze 2073: case -1:
1.72 schwarze 2074: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2075: say("", "&fork cmp");
1.72 schwarze 2076: return;
1.98 schwarze 2077: case 0:
1.173 schwarze 2078: execlp("cmp", "cmp", "-s", tfn, MANDOC_DB, (char *)NULL);
1.80 schwarze 2079: say("", "&exec cmp");
1.72 schwarze 2080: exit(0);
2081: default:
2082: break;
2083: }
1.173 schwarze 2084: if (waitpid(child, &status, 0) == -1) {
1.72 schwarze 2085: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2086: say("", "&wait cmp");
1.72 schwarze 2087: } else if (WIFSIGNALED(status)) {
2088: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2089: say("", "cmp died from signal %d", WTERMSIG(status));
1.72 schwarze 2090: } else if (WEXITSTATUS(status)) {
1.47 schwarze 2091: exitcode = (int)MANDOCLEVEL_SYSERR;
1.72 schwarze 2092: say(MANDOC_DB,
2093: "Data changed, but cannot replace database");
2094: }
2095:
1.173 schwarze 2096: out:
2097: *strrchr(tfn, '/') = '\0';
1.72 schwarze 2098: switch (child = fork()) {
1.98 schwarze 2099: case -1:
1.72 schwarze 2100: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2101: say("", "&fork rm");
1.72 schwarze 2102: return;
1.98 schwarze 2103: case 0:
1.173 schwarze 2104: execlp("rm", "rm", "-rf", tfn, (char *)NULL);
1.80 schwarze 2105: say("", "&exec rm");
1.72 schwarze 2106: exit((int)MANDOCLEVEL_SYSERR);
2107: default:
2108: break;
2109: }
1.173 schwarze 2110: if (waitpid(child, &status, 0) == -1) {
1.72 schwarze 2111: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2112: say("", "&wait rm");
1.72 schwarze 2113: } else if (WIFSIGNALED(status) || WEXITSTATUS(status)) {
2114: exitcode = (int)MANDOCLEVEL_SYSERR;
1.173 schwarze 2115: say("", "%s: Cannot remove temporary directory", tfn);
1.22 schwarze 2116: }
1.47 schwarze 2117: }
1.6 schwarze 2118:
1.47 schwarze 2119: static int
1.120 schwarze 2120: set_basedir(const char *targetdir, int report_baddir)
1.47 schwarze 2121: {
2122: static char startdir[PATH_MAX];
1.110 schwarze 2123: static int getcwd_status; /* 1 = ok, 2 = failure */
2124: static int chdir_status; /* 1 = changed directory */
1.109 schwarze 2125: char *cp;
1.6 schwarze 2126:
1.47 schwarze 2127: /*
1.110 schwarze 2128: * Remember the original working directory, if possible.
2129: * This will be needed if the second or a later directory
2130: * on the command line is given as a relative path.
2131: * Do not error out if the current directory is not
2132: * searchable: Maybe it won't be needed after all.
2133: */
2134: if (0 == getcwd_status) {
2135: if (NULL == getcwd(startdir, sizeof(startdir))) {
2136: getcwd_status = 2;
2137: (void)strlcpy(startdir, strerror(errno),
2138: sizeof(startdir));
2139: } else
2140: getcwd_status = 1;
2141: }
2142:
2143: /*
2144: * We are leaving the old base directory.
2145: * Do not use it any longer, not even for messages.
2146: */
2147: *basedir = '\0';
2148:
2149: /*
2150: * If and only if the directory was changed earlier and
2151: * the next directory to process is given as a relative path,
2152: * first go back, or bail out if that is impossible.
1.47 schwarze 2153: */
1.110 schwarze 2154: if (chdir_status && '/' != *targetdir) {
2155: if (2 == getcwd_status) {
1.47 schwarze 2156: exitcode = (int)MANDOCLEVEL_SYSERR;
1.110 schwarze 2157: say("", "getcwd: %s", startdir);
1.150 schwarze 2158: return 0;
1.47 schwarze 2159: }
1.110 schwarze 2160: if (-1 == chdir(startdir)) {
1.47 schwarze 2161: exitcode = (int)MANDOCLEVEL_SYSERR;
1.80 schwarze 2162: say("", "&chdir %s", startdir);
1.150 schwarze 2163: return 0;
1.2 schwarze 2164: }
2165: }
1.110 schwarze 2166:
2167: /*
2168: * Always resolve basedir to the canonicalized absolute
2169: * pathname and append a trailing slash, such that
2170: * we can reliably check whether files are inside.
2171: */
1.47 schwarze 2172: if (NULL == realpath(targetdir, basedir)) {
1.120 schwarze 2173: if (report_baddir || errno != ENOENT) {
2174: exitcode = (int)MANDOCLEVEL_BADARG;
2175: say("", "&%s: realpath", targetdir);
2176: }
1.150 schwarze 2177: return 0;
1.47 schwarze 2178: } else if (-1 == chdir(basedir)) {
1.120 schwarze 2179: if (report_baddir || errno != ENOENT) {
2180: exitcode = (int)MANDOCLEVEL_BADARG;
2181: say("", "&chdir");
2182: }
1.150 schwarze 2183: return 0;
1.109 schwarze 2184: }
1.110 schwarze 2185: chdir_status = 1;
1.109 schwarze 2186: cp = strchr(basedir, '\0');
2187: if ('/' != cp[-1]) {
2188: if (cp - basedir >= PATH_MAX - 1) {
2189: exitcode = (int)MANDOCLEVEL_SYSERR;
2190: say("", "Filename too long");
1.150 schwarze 2191: return 0;
1.109 schwarze 2192: }
2193: *cp++ = '/';
2194: *cp = '\0';
1.47 schwarze 2195: }
1.150 schwarze 2196: return 1;
1.2 schwarze 2197: }
2198:
2199: static void
1.47 schwarze 2200: say(const char *file, const char *format, ...)
1.2 schwarze 2201: {
1.47 schwarze 2202: va_list ap;
1.80 schwarze 2203: int use_errno;
1.2 schwarze 2204:
1.47 schwarze 2205: if ('\0' != *basedir)
2206: fprintf(stderr, "%s", basedir);
2207: if ('\0' != *basedir && '\0' != *file)
1.110 schwarze 2208: fputc('/', stderr);
1.47 schwarze 2209: if ('\0' != *file)
2210: fprintf(stderr, "%s", file);
1.31 schwarze 2211:
1.80 schwarze 2212: use_errno = 1;
2213: if (NULL != format) {
2214: switch (*format) {
1.98 schwarze 2215: case '&':
1.80 schwarze 2216: format++;
2217: break;
1.98 schwarze 2218: case '\0':
1.80 schwarze 2219: format = NULL;
2220: break;
2221: default:
2222: use_errno = 0;
2223: break;
2224: }
2225: }
2226: if (NULL != format) {
2227: if ('\0' != *basedir || '\0' != *file)
2228: fputs(": ", stderr);
2229: va_start(ap, format);
2230: vfprintf(stderr, format, ap);
2231: va_end(ap);
2232: }
2233: if (use_errno) {
2234: if ('\0' != *basedir || '\0' != *file || NULL != format)
2235: fputs(": ", stderr);
1.47 schwarze 2236: perror(NULL);
1.80 schwarze 2237: } else
2238: fputc('\n', stderr);
1.1 schwarze 2239: }